llvm/libc/src/sys/mman/linux/mmap.cpp

//===---------- Linux implementation of the POSIX mmap function -----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "src/sys/mman/mmap.h"

#include "src/__support/OSUtil/syscall.h" // For internal syscall function.
#include "src/__support/common.h"

#include "src/__support/macros/config.h"
#include "src/errno/libc_errno.h"
#include <linux/param.h> // For EXEC_PAGESIZE.
#include <sys/syscall.h> // For syscall numbers.

namespace LIBC_NAMESPACE_DECL {

// This function is currently linux only. It has to be refactored suitably if
// mmap is to be supported on non-linux operating systems also.
LLVM_LIBC_FUNCTION(void *, mmap,
                   (void *addr, size_t size, int prot, int flags, int fd,
                    off_t offset)) { … }

} // namespace LIBC_NAMESPACE_DECL